#include <linux/tty.h>
#include <linux/string.h>
#include <linux/mman.h>
+#include <linux/quicklist.h>
#include <linux/proc_fs.h>
#include <linux/ioport.h>
#include <linux/mm.h>
#include <linux/mmzone.h>
#include <linux/pagemap.h>
+#include <linux/interrupt.h>
#include <linux/swap.h>
#include <linux/slab.h>
+#include <linux/genhd.h>
#include <linux/smp.h>
#include <linux/signal.h>
#include <linux/module.h>
*/
extern int get_hardware_list(char *);
extern int get_stram_list(char *);
-extern int get_filesystem_list(char *);
extern int get_exec_domain_list(char *);
extern int get_dma_list(char *);
{
int a, b, c;
int len;
+ unsigned long seq;
+
+ do {
+ seq = read_seqbegin(&xtime_lock);
+ a = avenrun[0] + (FIXED_1/200);
+ b = avenrun[1] + (FIXED_1/200);
+ c = avenrun[2] + (FIXED_1/200);
+ } while (read_seqretry(&xtime_lock, seq));
- a = avenrun[0] + (FIXED_1/200);
- b = avenrun[1] + (FIXED_1/200);
- c = avenrun[2] + (FIXED_1/200);
len = sprintf(page,"%d.%02d %d.%02d %d.%02d %ld/%d %d\n",
LOAD_INT(a), LOAD_FRAC(a),
LOAD_INT(b), LOAD_FRAC(b),
return proc_calc_metrics(page, start, off, count, eof, len);
}
+int __attribute__((weak)) arch_report_meminfo(char *page)
+{
+ return 0;
+}
+
static int meminfo_read_proc(char *page, char **start, off_t off,
int count, int *eof, void *data)
{
#define K(x) ((x) << (PAGE_SHIFT - 10))
si_meminfo(&i);
si_swapinfo(&i);
- committed = atomic_read(&vm_committed_space);
+ committed = atomic_long_read(&vm_committed_space);
allowed = ((totalram_pages - hugetlb_total_pages())
* sysctl_overcommit_ratio / 100) + total_swap_pages;
"PageTables: %8lu kB\n"
"NFS_Unstable: %8lu kB\n"
"Bounce: %8lu kB\n"
+ "WritebackTmp: %8lu kB\n"
"CommitLimit: %8lu kB\n"
"Committed_AS: %8lu kB\n"
"VmallocTotal: %8lu kB\n"
"VmallocUsed: %8lu kB\n"
- "VmallocChunk: %8lu kB\n",
+ "VmallocChunk: %8lu kB\n"
+ "Quicklists: %8lu kB\n",
K(i.totalram),
K(i.freeram),
K(i.bufferram),
K(global_page_state(NR_PAGETABLE)),
K(global_page_state(NR_UNSTABLE_NFS)),
K(global_page_state(NR_BOUNCE)),
+ K(global_page_state(NR_WRITEBACK_TEMP)),
K(allowed),
K(committed),
(unsigned long)VMALLOC_TOTAL >> 10,
vmi.used >> 10,
- vmi.largest_chunk >> 10
+ vmi.largest_chunk >> 10,
+ K(quicklist_total_size())
);
len += hugetlb_report_meminfo(page + len);
+ len += arch_report_meminfo(page + len);
+
return proc_calc_metrics(page, start, off, count, eof, len);
#undef K
}
-extern struct seq_operations fragmentation_op;
static int fragmentation_open(struct inode *inode, struct file *file)
{
(void)inode;
.release = seq_release,
};
-extern struct seq_operations pagetypeinfo_op;
static int pagetypeinfo_open(struct inode *inode, struct file *file)
{
return seq_open(file, &pagetypeinfo_op);
.release = seq_release,
};
-extern struct seq_operations zoneinfo_op;
static int zoneinfo_open(struct inode *inode, struct file *file)
{
return seq_open(file, &zoneinfo_op);
return proc_calc_metrics(page, start, off, count, eof, len);
}
-extern struct seq_operations cpuinfo_op;
+extern const struct seq_operations cpuinfo_op;
static int cpuinfo_open(struct inode *inode, struct file *file)
{
return seq_open(file, &cpuinfo_op);
/* Nothing to do */
}
-static struct seq_operations devinfo_ops = {
+static const struct seq_operations devinfo_ops = {
.start = devinfo_start,
.next = devinfo_next,
.stop = devinfo_stop,
.release = seq_release,
};
-extern struct seq_operations vmstat_op;
static int vmstat_open(struct inode *inode, struct file *file)
{
return seq_open(file, &vmstat_op);
#endif
#ifdef CONFIG_BLOCK
-extern struct seq_operations partitions_op;
static int partitions_open(struct inode *inode, struct file *file)
{
return seq_open(file, &partitions_op);
.release = seq_release,
};
-extern struct seq_operations diskstats_op;
static int diskstats_open(struct inode *inode, struct file *file)
{
return seq_open(file, &diskstats_op);
#endif
#ifdef CONFIG_MODULES
-extern struct seq_operations modules_op;
+extern const struct seq_operations modules_op;
static int modules_open(struct inode *inode, struct file *file)
{
return seq_open(file, &modules_op);
};
#ifdef CONFIG_DEBUG_SLAB_LEAK
-extern struct seq_operations slabstats_op;
+extern const struct seq_operations slabstats_op;
static int slabstats_open(struct inode *inode, struct file *file)
{
unsigned long *n = kzalloc(PAGE_SIZE, GFP_KERNEL);
#endif
#endif
+#ifdef CONFIG_MMU
+static int vmalloc_open(struct inode *inode, struct file *file)
+{
+ unsigned int *ptr = NULL;
+ int ret;
+
+ if (NUMA_BUILD)
+ ptr = kmalloc(nr_node_ids * sizeof(unsigned int), GFP_KERNEL);
+ ret = seq_open(file, &vmalloc_op);
+ if (!ret) {
+ struct seq_file *m = file->private_data;
+ m->private = ptr;
+ } else
+ kfree(ptr);
+ return ret;
+}
+
+static const struct file_operations proc_vmalloc_operations = {
+ .open = vmalloc_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = seq_release_private,
+};
+#endif
+
+#ifndef arch_irq_stat_cpu
+#define arch_irq_stat_cpu(cpu) 0
+#endif
+#ifndef arch_irq_stat
+#define arch_irq_stat() 0
+#endif
+
static int show_stat(struct seq_file *p, void *v)
{
int i;
sum += temp;
per_irq_sum[j] += temp;
}
+ sum += arch_irq_stat_cpu(i);
}
+ sum += arch_irq_stat();
seq_printf(p, "cpu %llu %llu %llu %llu %llu %llu %llu %llu %llu\n",
(unsigned long long)cputime64_to_clock_t(user),
}
-extern int show_interrupts(struct seq_file *f, void *v); /* In arch code */
-static struct seq_operations int_seq_ops = {
+static const struct seq_operations int_seq_ops = {
.start = int_seq_start,
.next = int_seq_next,
.stop = int_seq_stop,
};
#endif
+#ifdef CONFIG_PROC_PAGE_MONITOR
#define KPMSIZE sizeof(u64)
#define KPMMASK (KPMSIZE - 1)
/* /proc/kpagecount - an array exposing page counts
pfn = src / KPMSIZE;
count = min_t(size_t, count, (max_pfn * KPMSIZE) - src);
if (src & KPMMASK || count & KPMMASK)
- return -EIO;
+ return -EINVAL;
while (count > 0) {
ppage = NULL;
if (!ppage)
pcount = 0;
else
- pcount = atomic_read(&ppage->_count);
+ pcount = page_mapcount(ppage);
if (put_user(pcount, out++)) {
ret = -EFAULT;
pfn = src / KPMSIZE;
count = min_t(unsigned long, count, (max_pfn * KPMSIZE) - src);
if (src & KPMMASK || count & KPMMASK)
- return -EIO;
+ return -EINVAL;
while (count > 0) {
ppage = NULL;
.llseek = mem_lseek,
.read = kpageflags_read,
};
+#endif /* CONFIG_PROC_PAGE_MONITOR */
struct proc_dir_entry *proc_root_kcore;
-void create_seq_entry(char *name, mode_t mode, const struct file_operations *f)
-{
- struct proc_dir_entry *entry;
- entry = create_proc_entry(name, mode, NULL);
- if (entry)
- entry->proc_fops = f;
-}
-
void __init proc_misc_init(void)
{
static struct {
/* And now for trickier ones */
#ifdef CONFIG_PRINTK
- {
- struct proc_dir_entry *entry;
- entry = create_proc_entry("kmsg", S_IRUSR, &proc_root);
- if (entry)
- entry->proc_fops = &proc_kmsg_operations;
- }
+ proc_create("kmsg", S_IRUSR, NULL, &proc_kmsg_operations);
#endif
- create_seq_entry("locks", 0, &proc_locks_operations);
- create_seq_entry("devices", 0, &proc_devinfo_operations);
- create_seq_entry("cpuinfo", 0, &proc_cpuinfo_operations);
+ proc_create("locks", 0, NULL, &proc_locks_operations);
+ proc_create("devices", 0, NULL, &proc_devinfo_operations);
+ proc_create("cpuinfo", 0, NULL, &proc_cpuinfo_operations);
#ifdef CONFIG_BLOCK
- create_seq_entry("partitions", 0, &proc_partitions_operations);
+ proc_create("partitions", 0, NULL, &proc_partitions_operations);
#endif
- create_seq_entry("stat", 0, &proc_stat_operations);
- create_seq_entry("interrupts", 0, &proc_interrupts_operations);
+ proc_create("stat", 0, NULL, &proc_stat_operations);
+ proc_create("interrupts", 0, NULL, &proc_interrupts_operations);
#ifdef CONFIG_SLABINFO
- create_seq_entry("slabinfo",S_IWUSR|S_IRUGO,&proc_slabinfo_operations);
+ proc_create("slabinfo",S_IWUSR|S_IRUGO,NULL,&proc_slabinfo_operations);
#ifdef CONFIG_DEBUG_SLAB_LEAK
- create_seq_entry("slab_allocators", 0 ,&proc_slabstats_operations);
+ proc_create("slab_allocators", 0, NULL, &proc_slabstats_operations);
+#endif
#endif
+#ifdef CONFIG_MMU
+ proc_create("vmallocinfo", S_IRUSR, NULL, &proc_vmalloc_operations);
#endif
- create_seq_entry("buddyinfo",S_IRUGO, &fragmentation_file_operations);
- create_seq_entry("pagetypeinfo", S_IRUGO, &pagetypeinfo_file_ops);
- create_seq_entry("vmstat",S_IRUGO, &proc_vmstat_file_operations);
- create_seq_entry("zoneinfo",S_IRUGO, &proc_zoneinfo_file_operations);
+ proc_create("buddyinfo", S_IRUGO, NULL, &fragmentation_file_operations);
+ proc_create("pagetypeinfo", S_IRUGO, NULL, &pagetypeinfo_file_ops);
+ proc_create("vmstat", S_IRUGO, NULL, &proc_vmstat_file_operations);
+ proc_create("zoneinfo", S_IRUGO, NULL, &proc_zoneinfo_file_operations);
#ifdef CONFIG_BLOCK
- create_seq_entry("diskstats", 0, &proc_diskstats_operations);
+ proc_create("diskstats", 0, NULL, &proc_diskstats_operations);
#endif
#ifdef CONFIG_MODULES
- create_seq_entry("modules", 0, &proc_modules_operations);
+ proc_create("modules", 0, NULL, &proc_modules_operations);
#endif
#ifdef CONFIG_SCHEDSTATS
- create_seq_entry("schedstat", 0, &proc_schedstat_operations);
+ proc_create("schedstat", 0, NULL, &proc_schedstat_operations);
#endif
#ifdef CONFIG_PROC_KCORE
- proc_root_kcore = create_proc_entry("kcore", S_IRUSR, NULL);
- if (proc_root_kcore) {
- proc_root_kcore->proc_fops = &proc_kcore_operations;
+ proc_root_kcore = proc_create("kcore", S_IRUSR, NULL, &proc_kcore_operations);
+ if (proc_root_kcore)
proc_root_kcore->size =
(size_t)high_memory - PAGE_OFFSET + PAGE_SIZE;
- }
#endif
- create_seq_entry("kpagecount", S_IRUSR, &proc_kpagecount_operations);
- create_seq_entry("kpageflags", S_IRUSR, &proc_kpageflags_operations);
+#ifdef CONFIG_PROC_PAGE_MONITOR
+ proc_create("kpagecount", S_IRUSR, NULL, &proc_kpagecount_operations);
+ proc_create("kpageflags", S_IRUSR, NULL, &proc_kpageflags_operations);
+#endif
#ifdef CONFIG_PROC_VMCORE
- proc_vmcore = create_proc_entry("vmcore", S_IRUSR, NULL);
- if (proc_vmcore)
- proc_vmcore->proc_fops = &proc_vmcore_operations;
+ proc_vmcore = proc_create("vmcore", S_IRUSR, NULL, &proc_vmcore_operations);
#endif
#ifdef CONFIG_MAGIC_SYSRQ
- {
- struct proc_dir_entry *entry;
- entry = create_proc_entry("sysrq-trigger", S_IWUSR, NULL);
- if (entry)
- entry->proc_fops = &proc_sysrq_trigger_operations;
- }
+ proc_create("sysrq-trigger", S_IWUSR, NULL, &proc_sysrq_trigger_operations);
#endif
}